cover of the book "Bayesian Workflow" by Gelman, Vehtari, et al. Coming out later this year, in the summer probably.
I would have preferred to have the "draw the rest of the owl" meme on the cover, but this will do. Seems like it is on schedule, and we'll leave some typos so you know we didn't write it with AI.
A screenshot of QGIS showing a monochrome raster, overlaid with yellow polygon outlines. The window for the zonal statistics tool can be seen.
A monochrome raster that shows very fuzzy patches of white and grey. Atop it is a red outline of the state of Michigan.
New tutorial post on the blog: "Urban Relativity," discussing my method for comparing city populations with their surroundings, which I sometimes use to help decide which cities to show on a map, and which to leave off. somethingaboutmaps.wordpress.com/2026/03/23/u...
Was going to mention revisiting GLSL and the shadr package but of course you already did
Reading @tylermw.com's new post on the latest rayverse update.
Best lines so far:
"...a cartel of cartographers formed an illumination illuminati to plot an influence campaign so you would understand their plots."
"...in effect, all terrain maps are pretending to be Norwegian."
😂
1/5‼️Gigantic new #rayverse update + blog post! Introducing {skymodelr}: render 3D scenes in #RStats with realistically-lit skies 🌇 at a given location, using just a latitude, longitude, and a time.
Blog:
www.tylermw.com/posts/rayver...
Github:
github.com/tylermorganw...
Site:
www.skymodelr.com
A visualisation of the population of nine French cities
Introducing population tiles of France.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Danube basin
Did this a while back but forgot to share: the Danube basin.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Paraná basin
The Paraná basin.
#rayshader adventures, an #rstats tale
Average monthly precipitation of the world, 1970–2000
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Yangtze basin
Today's basin is the Yangtze.
#rayshader adventures, an #rstats tale
Average monthly precipitation of Japan, 1970–2000.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Mekong basin
Another day, another basin: the Mekong basin.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Mississippi basin
The Mississippi basin.
#rayshader adventures, an #rstats tale
Thank you!
A visualisation of a segment of the Duchesne river
A visualisation of a segment of the Sevier river
#30DayMapChallenge · Day Thirteen · A new tool. Visualisations of segments of the Duchesne (left) and Sevier (right) rivers, inspired and made possible by @geo_coe (who wrote a wonderful set of tutorials in QGIS) and @OpenTopography.
A visualisation of the rivers of the Nile basin
The Nile basin.
#rayshader adventures, an #rstats tale
Thanks! I've played with this; it's fun!
A visualisation of Australia's power lines
Power lines (OSM and derived) of Australia.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Colorado basin
The Colorado basin.
#rayshader adventures, an #rstats tale
Love it! From a hires DEM?
A visualisation of the rivers of the Congo basin
The Congo basin.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Ganges-Brahmaputra basin
The Ganges–Brahmaputra basin. Have another version that includes even more rivers but that's taking forever.
#rayshader adventures, an #rstats tale
A visualisation of the rivers of the Amazon basin
The Amazon basin. Been wanting to do this for a while and finally managed to fix the errors I was getting.
I rather like how it turned out.
#rayshader adventures, an #rstats tale
A visualisation of Vietnam's power lines
Power lines (OSM and derived) of Vietnam.
#rayshader adventures, an #rstats tale
A visualisation of Thailand's power lines
Power lines (OSM and derived) of Thailand.
#rayshader adventures, an #rstats tale
A visualisation of Portugal's power lines
Power lines (OSM and derived) of Portugal (minus Madeira and the Azores).
#rayshader adventures, an #rstats tale
A visualisation of Australia's freshwater ecoregions
Freshwater ecoregions of Australia.
#ggplot2 adventures, an #rstats tale
A visualisation of Africa's freshwater ecoregions
Freshwater ecoregions of Africa.
#ggplot2 adventures, an #rstats tale
A visualisation of Romania's power lines
Power lines (OSM and derived) of Romania.
#rayshader adventures, an #rstats tale
